( (a+b+c)2 ) में (2ab) के साथ कौन-से अन्य दो गुणन पद आते हैं?
In ( (a+b+c)2 ), which two other product terms come with (2ab)?
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Correct Answer
A. (2ac) और (2bc)
Concept
In ( (a+b+c)2 ), (2ab), (2bc), and (2ca) appear. Exam tip: remember the three pairwise product terms.
Why this answer is correct
The correct answer is A. (2ac) और (2bc). In ( (a+b+c)2 ), (2ab), (2bc), and (2ca) appear. Exam tip: remember the three pairwise product terms.
Exam Tip
( (a+b+c)2 ) में (2ab), (2bc), और (2ca) आते हैं। परीक्षा में तीन जोड़ी गुणन पद याद रखें।
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